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Finding the Third Proportional to 55,322,883 and 81,190,698.75

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Solution

The third proportional to 55,322,883 and 81,190,698.75 is: 119,153,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,322,883 : 81,190,698.75 = 81,190,698.75 : x
  2. Step 2: Convert to fraction form
    55,322,883/81,190,698.75 = 81,190,698.75/x
  3. Step 3: Cross multiply
    55,322,883x = 81,190,698.75 × 81,190,698.75
  4. Step 4: Simplify right side
    55,322,883x = 6,591,929,563,513,252
  5. Step 5: Solve for x
    x = 6,591,929,563,513,252/55,322,883
  6. Step 6: Final answer
    x = 119,153,760.72

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.